package com.heima.behavior.service.iml;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApLikesBehavior;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Autowired
    MongoTemplate mongoTemplate;
    /*
    * 喜欢不喜欢行为保存，取消
    * */
    @Override
    public ResponseResult unlike(UnLikesBehaviorDTO dto) {
        ApUser user = AppThreadLocalUtils.getUser();
        if (user==null){
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN,"用户未登录");
        }
        //1. 校验参数 文章id不能为空  需要登录 不喜欢类型取值为 0 或 1  注解实现
        //2. 查询行为实体数据
        ApBehaviorEntry abId = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        if (apBehaviorEntry == null){
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST,"没有对应行为实体");
        }
        Query query = Query.query(Criteria.where("entryId").is(apBehaviorEntry.getId()).and("articleId").is(dto.getArticleId()));
        ApUnlikesBehavior one = mongoTemplate.findOne(query, ApUnlikesBehavior.class);
        if (one !=null &&  dto.getType().intValue()==0){
            CustException.cust(AppHttpCodeEnum.DATA_EXIST,"请勿重复点喜欢");
        }
        // 4. 没有点则 像mongo点赞集合中 添加喜欢数据
        if (dto.getType().intValue()==0){
            ApUnlikesBehavior apUnlikesBehavior = new ApUnlikesBehavior();
            apUnlikesBehavior.setArticleId(dto.getArticleId());
            apUnlikesBehavior.setCreatedTime(new Date());
            apUnlikesBehavior.setType((short) 0);
            apUnlikesBehavior.setEntryId(abId.getId());
            mongoTemplate.save(apUnlikesBehavior);
        }else {
            // 5. 如果是取消点赞操作  在mongo点赞集合中 删除对应点赞数据
            mongoTemplate.remove(query,ApUnlikesBehavior.class);
        }
        return ResponseResult.okResult();
    }



}
